Image caption, The moment Maurice Robinson opened the trailer door and stepped discovered the bodies inside was captured on CCTV
One of the first policemen to find the bodies of 39 people suffocating in the back of the car. 'a truck said there was a "silence " at the scene.
Vietnamese migrants died in the sealed container en route from Belgium to Purfleet in Essex in October 2019.
Quother men were later taken to prison for their manslaughter .
Speaking in a new documentary, PC Bradley Cohen said it takes "three or four seconds to just try to process what you 're doing " 're see ".
" It was almost like silence; no one said anything; no one really knew what to say "he added.
The police investigation began after truck driver Maurice Robinson opened the container in the Waterglade Industrial Park in Grays to find the dead migrants.
Image source, Hfrance.fr/Attente Legend of the 'image, Det. Insp. Michelle Stoten, Det. Ch. Insp. Daniel Stoten, Paul Clark & Det Ch Insp Greig Avery all appear in the documentary
This began the denouement of a network of smugglers, which is the subject of a documentary entitled Hunting the Essex Lorry Killers , which is scheduled to air at 9:00 p.m. BST Wednesday on Hfrance.fr Two.
Paul Clark, the evidence retrieval officer, said when he arrived in the industrial area "the first thing I had to do was look in the back of the truck ".
"One of my coworkers maybe opened it a few inches just so I could look inside. And the first thing I did was tearing my face open. I had never seen so many bodies or victims before. "
Reflecting on the case, Essex Police Senior Investigators ng Officer, Det Ch Insp Daniel Stoton, said: "It was such a trip, physically and emotionally.
"I've had a few times where I felt like I was in a really dark place. I've decided this will be my last homicide investigation. "
Image source, PA Media Image caption, The bodies of 39 Vietnamese nationals were discovered in a refrigerated trailer on October 23, 2019
Image caption, The 39 people who died in the back of a trailer as it crossed the North Sea between Zeebrugge and the UK
The documentary also speaks to the families of Vietnamese victims, including Nguyen Thi Hong, whose husband Bui Phan Thang has died.
The couple had three children and she said: "The children miss their father. The youngest wants to play with him again.
" There are times when I want to 'give up, but then I watch my kids.
"They have already lost their father. They couldn't live without their mother. I must continue.
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